Finding the Fourth Proportional to 1,140,565.82, 1,573,873.98 and 681,589.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,140,565.82 : 1,573,873.98 = 681,589.01 : x
2. Step 2: Convert to fraction form
   1,140,565.82/1,573,873.98 = 681,589.01/x
3. Step 3: Cross multiply
   1,140,565.82x = 1,573,873.98 × 681,589.01
4. Step 4: Simplify right side
   1,140,565.82x = 1,072,735,207,892.96
5. Step 5: Solve for x
   x = 1,072,735,207,892.96/1,140,565.82
6. Step 6: Final answer
   x = 940,528.98